Live cleanest global major city ranking
This hourly major city ranking compares 124 global cities with measured PM2.5 data. Click to learn more.

2025

World Air Quality Report

newsroom

AQI⁺ US legend

0-50Good

51-100Moderate

101-150Unhealthy for sensitive groups

151-200Unhealthy

201-300Very unhealthy

301+Hazardous

Rank	Major city, country/region	AQI⁺ US	Followers
1	Copenhagen, Denmark	9	198.8K followers
2	Moscow, Russia	11	1.2M followers
3	Krasnoyarsk, Russia	14	155K followers
4	Auckland, New Zealand	16	241.4K followers
5	Melbourne, Australia	16	826.8K followers
6	Denver, USA	16	1.9M followers
7	Lisbon, Portugal	18	195.5K followers
8	Canberra, Australia	18	474.3K followers
9	Stockholm, Sweden	20	240.6K followers
10	Sydney, Australia	21	1.8M followers
11	Algiers, Algeria	22	49.2K followers
12	Helsinki, Finland	22	216.5K followers
13	Sao Paulo, Brazil	22	176K followers
14	Madrid, Spain	22	742.2K followers
15	Minneapolis, USA	22	84.4K followers
16	Portland, USA	22	379.2K followers
17	Toronto, Canada	23	1M followers
18	Detroit, USA	23	70.7K followers
19	Johannesburg, South Africa	24	108.3K followers
20	San Francisco, USA	24	1M followers
21	Kuching, Malaysia	26	76.8K followers
22	Nairobi, Kenya	26	76.2K followers
23	Montreal, Canada	26	324K followers
24	Dublin, Ireland	27	118.4K followers
25	Salt Lake City, USA	28	237.5K followers
26	Vancouver, Canada	29	518.2K followers
27	Ljubljana, Slovenia	30	200K followers
28	Zagreb, Croatia	31	262.5K followers
29	Lyon, France	33	688.3K followers
30	Singapore, Singapore	33	1.3M followers
31	Chicago, USA	36	200.6K followers
32	Taipei, Taiwan	37	1.5M followers
33	Barcelona, Spain	37	604.2K followers
34	Houston, USA	37	127.7K followers
35	Birmingham, United Kingdom	38	361.4K followers
36	Amsterdam, Netherlands	38	546.4K followers
37	Almaty, Kazakhstan	38	811.5K followers
38	Oslo, Norway	39	184.8K followers
39	Kyoto, Japan	39	260.1K followers
40	Kobe, Japan	39	66.8K followers
41	Ulaanbaatar, Mongolia	41	128.6K followers
42	Seattle, USA	43	716.8K followers
43	Manila, Philippines	44	352.7K followers
44	Manama, Bahrain	44	77K followers
45	Munich, Germany	44	681.7K followers
46	Osaka, Japan	44	637.7K followers
47	Skopje, North Macedonia	45	243.8K followers
48	Bern, Switzerland	47	210.1K followers
49	Paris, France	47	14.9M followers
50	Bogota, Colombia	48	140.7K followers
51	Accra, Ghana	50	26K followers
52	Bratislava, Slovakia	50	84.9K followers
53	Sarajevo, Bosnia Herzegovina	50	765K followers
54	Prague, Czech Republic	50	279.3K followers
55	Busan, South Korea	50	1.1M followers
56	Chiang Mai, Thailand	50	15.9M followers
57	Tokyo, Japan	50	1.7M followers
58	Kuala Lumpur, Malaysia	52	1M followers
59	Rome, Italy	52	405.1K followers
60	Lima, Peru	52	64.9K followers
61	Belgrade, Serbia	52	1.3M followers
62	Warsaw, Poland	53	794.4K followers
63	Pristina, Kosovo	53	109.1K followers
64	Doha, Qatar	54	320.2K followers
65	Sofia, Bulgaria	54	266.2K followers
66	London, United Kingdom	54	1.2M followers
67	Baku, Azerbaijan	55	83K followers
68	Yangon, Myanmar	55	221.4K followers
69	Milan, Italy	55	494.4K followers
70	Kyiv, Ukraine	55	633.5K followers
71	Vienna, Austria	55	468.8K followers
72	Kuwait City, Kuwait	56	166.7K followers
73	Wrocław, Poland	56	438.7K followers
74	Kaohsiung, Taiwan	56	1.1M followers
75	Washington D.C., USA	56	166K followers
76	Tashkent, Uzbekistan	56	1.5M followers
77	Dakar, Senegal	57	48.6K followers
78	Incheon, South Korea	57	189K followers
79	Brussels, Belgium	58	341.4K followers
80	Medan, Indonesia	58	1.4M followers
81	Nice, France	58	589.4K followers
82	Kinshasa, Democratic Republic of the Congo	58	16.9K followers
83	Kraków, Poland	58	594.2K followers
84	Hangzhou, China	58	759.5K followers
85	Ho Chi Minh City, Vietnam	58	2.8M followers
86	Beijing, China	59	17.9M followers
87	Seoul, South Korea	59	17.2M followers
88	Budapest, Hungary	60	154.6K followers
89	Athens, Greece	60	177.9K followers
90	Bishkek, Kyrgyzstan	62	595.8K followers
91	Bucharest, Romania	62	202.5K followers
92	Berlin, Germany	62	819.8K followers
93	Shanghai, China	62	3.4M followers
94	Los Angeles, USA	62	15.8M followers
95	Shenzhen, China	64	820.5K followers
96	Hong Kong, Hong Kong SAR	66	1.2M followers
97	Jerusalem, Israel	71	96.7K followers
98	Karachi, Pakistan	71	301K followers
99	Addis Ababa, Ethiopia	72	35K followers
100	Istanbul, Turkey	73	540.4K followers
101	Kampala, Uganda	74	38.4K followers
102	Baghdad, Iraq	74	280.1K followers
103	Wuhan, China	75	620.7K followers
104	Mexico City, Mexico	75	601.6K followers
105	Dubai, United Arab Emirates	75	1.1M followers
106	New York, USA	77	2.5M followers
107	Bangkok, Thailand	77	16.9M followers
108	Kathmandu, Nepal	79	436.4K followers
109	Mumbai, India	81	1.8M followers
110	Chongqing, China	81	491.1K followers
111	Riyadh, Saudi Arabia	82	379.9K followers
112	Phnom Penh, Cambodia	83	1M followers
113	Tel Aviv-Yafo, Israel	88	228.2K followers
114	Chengdu, China	88	2.4M followers
115	Guangzhou, China	88	2M followers
116	Santiago, Chile	104	169.4K followers
117	Hanoi, Vietnam	105	3.5M followers
118	Kolkata, India	106	1.6M followers
119	Delhi, India	124	3.3M followers
120	Jakarta, Indonesia	133	2.1M followers
121	Dhaka, Bangladesh	147	480.6K followers
122	Kabul, Afghanistan	167	60.5K followers
123	Cairo, Egypt	169	265.7K followers
124	Lahore, Pakistan	179	1.1M followers